The Mua Stone Natural Monument is a natural monument created in 1997 (Decree No. 20/97) 1 in Sesimbra and from 2005 became part of the limits of the Arrábida Natural Park and consisting of tracks with Sauropods footprints.

The mouth of the River Sado, the Arrábida, the cape Espichel, the lagoon of Albufeira and the beach of Meco are part of the natural landscape of Sesimbra.

There are traces of human presence in Sesimbra from the Chalcolithic period (3000 BC). In the Iron Age (VIII-II) was inhabited by cempsos at the origin of vila name.

In August 15, 1201 was granteda Charter to the inhabitants of Sesimbra , a royal document that applies the rights and duties.

It was the reign of King Dinis, sixth king of Portugal, who created the Ribeira de Varzim Sesimbra, a small fishing village by the sea.

The village has grown and became the village Age of Discovery.

Sesimbra became an important port of shipbuilding and ship supplies.